It wouldn't hurt to try. If she was told off, or the other woman said no then she'd leave it alone. Sometimes the offer alone was enough.
At his comment she glanced to where he pointed and smiled "thanks, and not at the moment. I'll do my best to keep this thing working" with a smile she rose from her seat, offering her hand again "thank you so much for all your help. If I can ever help you with anything just let me know. It was great meeting you"